How severe is CVE-2025-29659?

CVE-2025-29659 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-29659 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29659?

CVE-2025-29659 affects Yiiot Xy-3820 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29659?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-29659 have an EU (EUVD) identifier?

Yes. CVE-2025-29659 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12376.

When was CVE-2025-29659 published?

CVE-2025-29659 was published on 2025-04-21 and last updated on 2026-06-17.

CVE-2025-29659

CVE-2025-29659 is a critical-severity vulnerability in Yiiot Xy-3820 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-285.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-12376
Weakness: CWE-285
Affected product: Yiiot Xy-3820 Firmware
Published: 2025-04-21
Last modified: 2026-06-17

Description

Yi IOT XY-3820 6.0.24.10 is vulnerable to Remote Command Execution via the "cmd_listen" function located in the "cmd" binary.

Frequently asked questions

What is CVE-2025-29659?: Yi IOT XY-3820 6.0.24.10 is vulnerable to Remote Command Execution via the "cmd_listen" function located in the "cmd" binary.
How severe is CVE-2025-29659?: CVE-2025-29659 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-29659 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29659?: CVE-2025-29659 affects Yiiot Xy-3820 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29659?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-29659 have an EU (EUVD) identifier?: Yes. CVE-2025-29659 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12376.
When was CVE-2025-29659 published?: CVE-2025-29659 was published on 2025-04-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:yiiot:xy-3820_firmware:6.0.24.10:*:*:*:*:*:*:*

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